I was not really scared on my spacewalks. We practice so much and need to stay so focused that it has a calming effect on me. I do a kind of visualization and meditation in the airlock prior to going outside, to guide my first activities once I get out in space.

The James Webb Space Telescope was specifically designed to see the first stars and galaxies that were formed in the universe.

I can't imagine anywhere I'd rather be than outside the space shuttle in my space suit next to the Hubble Space Telescope.

John M. Grunsfeld Quotes